Measure, Counters, Signalization > Differential relays for LV > ELR-3F
 
 
 
  • Earth leakage relay type A
  • 1 operation threshold
  • External toroidal transformer
  • Selectable tripping set-point (IΔn): fixed 0.3A or 0.5A
  • Selectable tripping time: fixed 0.02s or 0.5s
  • Front TEST and RESET buttons
  • Automatic or manual resetting
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